Flat Cable Black Handsfree Mono Headset Single in-ear Earphone Earbud Microphone for AT&T Samsung Galaxy S4 Zoom SM-C105A, AT&T Samsung Galaxy i7500, AT&T Samsung Captivate i897, AT&T Samsung Focus i917 FONUS Brand Flat Cable Tangle Free Mono Headset. Premium sound and voice quality. Allows user to talk and listen to music hands free. Tangle free flat cable desing is very convenient. Excellent Bass Response. In-line microphone in ABS housing. Adopted a highly conductive gold plated 3.5mm plug. Works on any device that have a 3.5mm port. Comes with extra gels for a convenient fit. This is a MONO headset with ONE Earbud only. - On/Off button to receive and end the call without using your phone.